From c6fb9ee21495a06ece8681e81872dd23d0d4be85 Mon Sep 17 00:00:00 2001
From: Alexis La Goutte <alexis.lagoutte@gmail.com>
Date: Mon, 6 Mar 2017 21:22:39 +0100
Subject: Add -Wduplicated-branches to extra warnings

Change-Id: I11d60b4405f4fde039affcdeebb13a3ceb2aded6
Reviewed-on: https://code.wireshark.org/review/20428
Petri-Dish: Peter Wu <peter@lekensteyn.nl>
Tested-by: Petri Dish Buildbot <buildbot-no-reply@wireshark.org>
Reviewed-by: Alexis La Goutte <alexis.lagoutte@gmail.com>
Reviewed-by: Michael Mann <mmann78@netscape.net>
---
 CMakeLists.txt | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'CMakeLists.txt')

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 992b0cf572..bafcd59750 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -494,6 +494,10 @@ else()
 		# No longer supported by El Capitan clang on C++
 		#
 		-fno-delete-null-pointer-checks
+
+		# Works only with GCC 7
+		-Wduplicated-branches
+
 	)
 
 	set(C_EXTRA_WARN_FLAGS
-- 
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